Pair of step bar elements for an inclined walking beam-type bar screen employed in wastewater filtration



FIG. 1 is a top, front and left side perspective view of a pair of step bar elements for an inclined walking beam-type bar screen employed in wastewater filtration showing my new design;

FIG. 2 is a front elevational view thereof, the rear being generally similar in appearance;

FIG. 3 is a top, front and left side perspective view of one element thereof, the side opposite being a mirror image;

FIG. 4 is a front elevational view of the element of FIG. 3;

FIG. 5 is a top, front and left side elevational view of the adjacent element thereof, the side opposite being a mirror image; and

FIG. 6 is a front elevational view of the element of FIG. 5. 

The ornamental design for a pair of step bar elements for an inclined walking beam-type bar screen employed in wastewater filtration, as shown and described. 